The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 01, 1976
Filed:
Apr. 08, 1974
Applicant:
Inventor:
Else Kooi, Emmasingel, NL;
Assignee:
U.S. Philips Corporation, New York, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
357 50 ; 357 49 ; 357 52 ; 357 56 ;
Abstract
An oxide-isolated, vertical bipolar transistor integrated circuit provided with a channel stop preventing inversion of the base region of the transistors and serving as a channel stop between buried isolation junctions, the channel stop bordering the whole of the oxide isolation.
Kooi, Else. (1976). Integrated circuit with oxidation-junction isolation and channel stop (U.S. Patent No. 3961356). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3961356
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile